<div id="div1">
  <div id="l" style="margin: 33px">
    <div class="pupil">
      <div class="p5">
        <div class="pupl2">
          <div class="pupil3"></div>
          <div class="pupil4"></div>
        </div>
      </div>
    </div>
  </div>
  <div id="m" style="margin: 33px">
    <div class="pupil">
      <div class="p5">
        <div class="pupl2">
          <div class="pupil3"></div>
          <div class="pupil4"></div>
        </div>
      </div>
    </div>
  </div>
</div>

<style>
/* From Uiverse.io by Yogeshawghad0477  - Tags: simple, animation, loader, html, css */
#div1 {
  width: 100%;
  background: transparent;

  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes animateHeight {
  0% {
    height: 0px;
  }
  50% {
    height: 50px;
  }
}

#l,
#m {
  width: 150px;
  height: 70px;
  position: relative;
  overflow: hidden;
  background-color: black;
  border-radius: 0px 200px 0px 200px;
  -moz-border-radius: 0px 200px 0px 200px;
  -webkit-border-radius: 0px 200px 0px 200px;
  border: 1px solid transparent;
  animation: animateHeight 1s infinite alternate-reverse;
}
#m {
  border-radius: 200px 0px 200px 0px;
  -moz-border-radius: 200px 0px 200px 0px;
  -webkit-border-radius: 200px 0px 200px 0px;
}
.pupil,
.pupl2,
.pupil3,
.pupil4,
.p5 {
  overflow: hidden;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.158);
}
.pupil3,
.pupil4 {
  width: 18px;
  height: 3.5px;
  overflow: visible;
}

.pupil {
  width: 60px;
  height: 60px;
  background: linear-gradient(
    rgb(255, 105, 105),
    rgb(129, 249, 129),
    rgb(96, 96, 255),
    rgb(71, 71, 71)
  );
}
.pupl2 {
  width: 25px;
  height: 25px;
  background: linear-gradient(
    rgb(255, 2, 2),
    rgb(0, 255, 0),
    rgb(0, 0, 255),
    rgb(0, 0, 0)
  );
}
.p5 {
  width: 42px;
  height: 42px;
  background: linear-gradient(
    rgb(252, 71, 71),
    rgb(70, 249, 70),
    rgb(63, 63, 254),
    rgb(48, 47, 47)
  );
}
.pupil3 {
  width: 5px;
  height: 18px;
}

</style>
    